diff --git a/unittest/force-styles/tests/angle-cosine_delta.yaml b/unittest/force-styles/tests/angle-cosine_delta.yaml
index e56a51c9f0..ed2337e935 100644
--- a/unittest/force-styles/tests/angle-cosine_delta.yaml
+++ b/unittest/force-styles/tests/angle-cosine_delta.yaml
@@ -2,7 +2,7 @@
 lammps_version: 17 Feb 2022
 date_generated: Fri Mar 18 22:17:51 2022
 epsilon: 5e-13
-skip_tests:
+skip_tests: numdiff
 prerequisites: ! |
   atom full
   angle cosine/delta
diff --git a/unittest/force-styles/tests/angle-fourier_simple.yaml b/unittest/force-styles/tests/angle-fourier_simple.yaml
index 8fcecf85ad..e1a394ee3a 100644
--- a/unittest/force-styles/tests/angle-fourier_simple.yaml
+++ b/unittest/force-styles/tests/angle-fourier_simple.yaml
@@ -5,6 +5,7 @@ epsilon: 2.5e-13
 prerequisites: ! |
   atom full
   angle fourier/simple
+skip_tests: numdiff
 pre_commands: ! ""
 post_commands: ! ""
 input_file: in.fourmol
diff --git a/unittest/force-styles/tests/dihedral-charmm.yaml b/unittest/force-styles/tests/dihedral-charmm.yaml
index ddba14cb4f..cf407709b0 100644
--- a/unittest/force-styles/tests/dihedral-charmm.yaml
+++ b/unittest/force-styles/tests/dihedral-charmm.yaml
@@ -2,7 +2,7 @@
 lammps_version: 17 Feb 2022
 date_generated: Fri Mar 18 22:18:01 2022
 epsilon: 2.5e-13
-skip_tests:
+skip_tests: numdiff
 prerequisites: ! |
   atom full
   dihedral charmm
diff --git a/unittest/force-styles/tests/improper-cossq.yaml b/unittest/force-styles/tests/improper-cossq.yaml
index d52c50c517..4faaa2214a 100644
--- a/unittest/force-styles/tests/improper-cossq.yaml
+++ b/unittest/force-styles/tests/improper-cossq.yaml
@@ -2,7 +2,7 @@
 lammps_version: 17 Feb 2022
 date_generated: Fri Mar 18 22:18:02 2022
 epsilon: 2.5e-13
-skip_tests:
+skip_tests: numdiff
 prerequisites: ! |
   atom full
   improper cossq